gcc/testsuite/gcc.dg/torture/stackalign/inline-2.c

   1 /* { dg-do run } */
   2 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } } */
   3 /* { dg-require-effective-target alloca } */
   4
   5 #include "check.h"
   6
   7 #ifndef ALIGNMENT
   8 #define ALIGNMENT       64
   9 #endif
  10
  11 typedef int aligned __attribute__((aligned(ALIGNMENT)));
  12
  13 int global;
  14
  15 void
  16 bar (char *p, int size)
  17 {
  18   __builtin_strncpy (p, "good", size);
  19 }
  20
  21 static void
  22 inline __attribute__((always_inline))
  23 foo (int size)
  24 {
  25   char *p = __builtin_alloca (size + 1);
  26   aligned i;
  27
  28   bar (p, size);
  29   if (__builtin_strncmp (p, "good", size) != 0)
  30     {
  31 #ifdef DEBUG
  32       p[size] = '\0';
  33       printf ("Failed: %s != good\n", p);
  34 #endif
  35       abort ();
  36     }
  37
  38   if (check_int (&i,  __alignof__(i)) != i)
  39     abort ();
  40 }
  41
  42 int
  43 main()
  44 {
  45   foo (5);
  46   return 0;
  47 }